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Acta Optica Sinica, Volume. 39, Issue 3, 0315003(2019)

Moving Shadow Detection Based on Regional Radiation Consistency

Haiyong Chen, Lizhong Qie, and Kun Liu*
Author Affiliations
  • School of Artifical Intelligent, Hebei University of Technology, Tianjin 300130, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (9)
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    Cited By (2)
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    Figures & Tables(9)
    Illustration of PCC classification process

    Fig. 1. Illustration of PCC classification process

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    Framework of shadow detection and object mask growth

    Fig. 2. Framework of shadow detection and object mask growth

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    Illustration of region growth and Vibe object mask fusion

    Fig. 3. Illustration of region growth and Vibe object mask fusion

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    (a) Result of region growth and mask fusion. (a) Ground truth image; (b) super-pixel segmentation image; (c) segmentation of moving object; (d) classified PCC result; (e) first stage of shadow PCC growth(green part); (f) second stage of shadow PCC growth(red part); (g) result of object PCC growth; (h) result of object mask fusion

    Fig. 4. (a) Result of region growth and mask fusion. (a) Ground truth image; (b) super-pixel segmentation image; (c) segmentation of moving object; (d) classified PCC result; (e) first stage of shadow PCC growth(green part); (f) second stage of shadow PCC growth(red part); (g) result of object PCC growth; (h) result of object mask fusion

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    Experimental results of highway I sequence

    Fig. 5. Experimental results of highway I sequence

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    Algorithm processing in different scenarios

    Fig. 6. Algorithm processing in different scenarios

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    Test results of 5 algorithms

    Fig. 7. Test results of 5 algorithms

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    • Table 1. Appraisal results of five algorithms%

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      Table 1. Appraisal results of five algorithms%

      MethodPerformance
      CampusHallwayHighway ILabBusStation
      rsξrsξrsξrsξrsξ
      Ref. [26]35.3386.8278.4369.4957.8482.4846.3385.8880.7963.5
      Ref. [27]57.3848.0882.5381.7286.2358.6882.8775.0888.6161.5
      Ref. [28]79.9958.9255.1779.864.0582.2952.4980.5485.353.52
      Ref. [29]78.6758.1484.5678.7591.0058.1459.1281.3573.2484.24
      Proposed method80.9888.283.1385.7986.0182.5379.5485.8183.1388.95

    • Table 2. Growth rate and accuracy of object mask

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      Table 2. Growth rate and accuracy of object mask

      ParameterVideo sequence
      CampusHallwayHighway ILabBusStation
      γ11.448.693.9311.838.32
      δ96.7595.5296.8195.3494.25
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    Haiyong Chen, Lizhong Qie, Kun Liu. Moving Shadow Detection Based on Regional Radiation Consistency[J]. Acta Optica Sinica, 2019, 39(3): 0315003

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    Paper Information

    Category: Machine Vision

    Received: Apr. 20, 2018

    Accepted: Nov. 8, 2018

    Published Online: May. 10, 2019

    The Author Email:

    DOI:10.3788/AOS201939.0315003

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology